fix(core): should resolve alias from command object instead of options

Author: so1ve

packages/core/src/cli.ts

@@ -225,7 +225,7 @@ export class Clerc<
 					}
 				: nameOrCommandObject;
 
-		const aliases = toArray(options?.alias ?? []);
+		const aliases = toArray(command?.alias ?? []);
 
 		this.#callWithErrorHandler(() =>
 			this.#validateCommandNameAndAlias(command.name, aliases),

packages/core/test/cli.test.ts

@@ -515,4 +515,19 @@ describe("cli", () => {
 			})
 			.parse(["foo", "baz"]);
 	});
+
+	it("should resolve alias from command object", async () => {
+		await expect(
+			TestBaseCli()
+				.command({
+					name: "foo",
+					description: "foo",
+					alias: "bar",
+					handler: (ctx) => {
+						expect(ctx.command.name).toBe("foo");
+					},
+				})
+				.parse(["bar"]),
+		).resolves.not.toThrow();
+	});
 });